送交者: wiki 于 2013-02-22, 17:00:26:
回答: Every student was offered free textbooks in all public colleges until 1983 由 allenkent 于 2013-02-22, 13:54:23:
It seems to me that we had same or similar menu for lunch and dinner everyday:
It is more like:
Y0.05 (breakfast)+Y0.15-0.25 (lunch)+ Y0.15-0.25(supper)